MCP server for generating cloud architecture diagrams, flowcharts, sequence diagrams, and more — powered by mingrammer/diagrams, Mermaid, and PlantUML.
Setup
Choose your client, copy the config, then fill in any required environment variables.
Local
claude mcp add diagrams -- uvx diagrams-mcp-server~/.codex/config.toml
[mcp_servers.diagrams]
command = "uvx"
args = ["diagrams-mcp-server"]
# codex mcp add diagrams -- uvx diagrams-mcp-server~/.cursor/mcp.json
{
"mcpServers": {
"diagrams": {
"command": "uvx",
"args": [
"diagrams-mcp-server"
]
}
}
}.vscode/mcp.json
{
"servers": {
"diagrams": {
"type": "stdio",
"command": "uvx",
"args": [
"diagrams-mcp-server"
]
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"diagrams": {
"command": "uvx",
"args": [
"diagrams-mcp-server"
]
}
}
}claude_desktop_config.json
{
"mcpServers": {
"diagrams": {
"command": "uvx",
"args": [
"diagrams-mcp-server"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"diagrams": {
"command": "uvx",
"args": [
"diagrams-mcp-server"
]
}
}
}Remote
claude mcp add --transport http diagrams https://diagrams-mcp-production.up.railway.app/mcp~/.codex/config.toml
[mcp_servers.diagrams]
url = "https://diagrams-mcp-production.up.railway.app/mcp"
# codex mcp add diagrams --url https://diagrams-mcp-production.up.railway.app/mcp~/.cursor/mcp.json
{
"mcpServers": {
"diagrams": {
"url": "https://diagrams-mcp-production.up.railway.app/mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"diagrams": {
"type": "http",
"url": "https://diagrams-mcp-production.up.railway.app/mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"diagrams": {
"httpUrl": "https://diagrams-mcp-production.up.railway.app/mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"diagrams": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://diagrams-mcp-production.up.railway.app/mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"diagrams": {
"url": "https://diagrams-mcp-production.up.railway.app/mcp"
}
}
}